Breadcrumb Home > Thesaurus > E Synonyms of environmentalist Find synonyms for: Noun 1. environmentalist, conservationist, reformer, reformist, crusader, social reformer, meliorist usage: someone who works to protect the environment from destruction or pollution WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of environmentalist (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: anomie Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language